Interpret Your Calcium Results
Enter your Ca value below and get an instant, free AI interpretation — a plain-English explanation checked against WHO/IFCC reference ranges.
Medical Disclaimer
This AI-generated interpretation is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Results may vary based on individual health factors not captured here.
Always consult a qualified healthcare professional before making any health decisions. Read full disclaimer →
Calcium Normal Ranges
Calcium is the most abundant mineral in the body, with 99% stored in bones and teeth and 1% in blood and soft tissues.
| Age Group | Reference Range | Unit | Notes |
|---|---|---|---|
| Adults (18–64) | 8.5 – 10.5 | mg/dL | — |
Also reported in: mmol/L.Conversion factor: 1 mmol/L = 0.250 mg/dL.
Critical (Panic) Values
Critical Low: < 6.5 mg/dL. Critical High: > 13 mg/dL. Values outside these limits require immediate clinical attention.
Common Causes of High Ca
Common Causes of Low Ca
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Reference ranges, causes, symptoms, preparation, and FAQs.